In the Code of Hammurabi, provisions were found that addressed inheritance rights of women, including female prostitutes.
According to Zohar and the Alphabet of Ben Sira, there were four angels of sacred prostitution, who mated with archangel Samael.
However, sex worker can also mean anyone who works within the sex industry or whose work is of a sexual nature and is not limited solely to prostitutes.
A variety of terms are used for those who engage in prostitution, some of which distinguish between different types of prostitution or imply a value judgment about them.
A streetwalker solicits customers on the streets or in public places, while a call girl makes appointments by phone, or in recent years, through email or the internet.
It is sometimes referred to euphemistically as "the world's oldest profession" in the English-speaking world.
There are about 42 million prostitutes in the world, living all over the world (though most of Central Asia, the Middle East and Africa lacks data, studied countries in that large region rank as top sex tourism destinations).
Depending on the jurisdiction, prostitution law may deem commercial sex to be legal or illegal.
A person who works in this field is called a prostitute, and is a type of sex worker.